23135832 has 24 divisors (see below), whose sum is σ = 62659740. Its totient is φ = 7711920.

The previous prime is 23135821. The next prime is 23135839. The reversal of 23135832 is 23853132.

It is a tau number, because it is divible by the number of its divisors (24).

It is a junction number, because it is equal to n+sod(n) for n = 23135796 and 23135805.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23135839) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 160594 + ... + 160737.

Almost surely, 2^23135832 is an apocalyptic number.

It is an amenable number.

23135832 is an abundant number, since it is smaller than the sum of its proper divisors (39523908).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

23135832 is a wasteful number, since it uses less digits than its factorization.

23135832 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 321343 (or 321336 counting only the distinct ones).

The product of its digits is 4320, while the sum is 27.

The square root of 23135832 is about 4809.9721412915. The cubic root of 23135832 is about 284.9454373849.

Adding to 23135832 its reverse (23853132), we get a palindrome (46988964).

It can be divided in two parts, 231 and 35832, that added together give a palindrome (36063).

The spelling of 23135832 in words is "twenty-three million, one hundred thirty-five thousand, eight hundred thirty-two".